Inline filter apparatus

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 5820646
SERIAL NO

08639371

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A filter device inserts into a duct having flow passing from upstream to downstream. The filter device includes fluted filter media having flutes formed therein. The filter forms a seal between the outer edge of the filter and the downstream side of the duct. The filter media may be rolled or stacked in layers to match the shape of the duct.

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Patent Owner(s)

Patent OwnerAddress
DONALDSON COMPANY INC1400 WEST 94TH STREET BLOOMINGTON MN 55431

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gillingham, Gary R Prior Lake, MN 51 5377
Risch, Daniel T Burnsville, MN 34 3874
Rothman, Jim C Burnsville, MN 31 3319
Tokar, Joseph C Apple Valley, MN 34 4705
Wagner, Wayne M Apple Valley, MN 92 4167
Wahlquist, Fred H Bloomington, MN 28 2585

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